Full text: Available Index: LILACS (Americas) Main subject: Antiphospholipid Syndrome / Antibodies, Antiphospholipid Type of study: Observational study / Prevalence study / Risk factors Limits: Humans / Pregnancy Language: Spanish Journal: Rev. chil. reumatol Journal subject: Rheumatology Year: 2003 Type: Article Affiliation country: Chile Institution/Affiliation country: Universidad de Chile/CL